#273E7D#273E7D

#273E7D is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.2% C 0.111 H 266.2°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#273E7D
RGB	rgb(39, 62, 125)
HSL	hsl(224, 52%, 32%)
HSV	hsv(224, 69%, 49%)
CMYK	cmyk(68.8%, 50.4%, 0%, 51%)
CIE-LAB	lab(27.73, 13.44, -38.49)
CIE-LCH	lch(27.73, 40.77, 289.24°)
OKLab	oklab(38.17% -0.0073 -0.1103)
OKLCH	oklch(38.17% 0.111 266.2)
XYZ	xyz(6.2597, 5.3567, 20.1021)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273E7D #7D6627

analogous

#27697D #273E7D #3B277D

triadic

#273E7D #7D273E #3E7D27

tetradic

#273E7D #7D2769 #7D6627 #277D3B

square

#273E7D #7D2769 #7D6627 #277D3B

split-complementary

#273E7D #7D3B27 #697D27

monochromatic

#0A1020 #18274E #273E7D #3655AC #5574CA

Accessibility & contrast

On white

10.14

#273E7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#273E7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273E7D

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273E7D	#FFFFFF	#000000	##FFFFFF
##273E7D	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C467F

Deuteranopia (green-blind)

#073E7C

Tritanopia (blue-blind)

#004D57

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #273e7d;
/* rgb */ color: rgb(39, 62, 125);
/* oklch */ color: oklch(38.2% 0.111 266.2);

Tailwind

colors: {
  custom: {
    50: '#6c72a3',
    500: '#273e7d',
    950: '#000000',
  },
}

SCSS

$custom: #273e7d;
$custom-light: #6c72a3;
$custom-dark: #000000;

JSON

{
  "hex": "#273e7d",
  "rgb": {
    "r": 39,
    "g": 62,
    "b": 125
  },
  "hsl": {
    "h": 223.953,
    "s": 52.439,
    "l": 32.157
  },
  "oklch": {
    "l": 0.38174,
    "c": 0.11053,
    "h": 266.2
  },
  "luminance": 0.05357
}

Semantic roles & 50–950 ramp

primary

#273E7D

secondary

#AF9651

accent

#B54CDC

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #273E7D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →